News tagged with ground state


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Researcher studies the universe through quantum electrodynamics

Physics / Quantum Physics

created Dec 17, 2009 | popularity 3.6 / 5 (9) | comments 0

(PhysOrg.com) -- Fundamental constants, such as the standards for length and mass, are a given in our society. However, research has shown that these constants might be changing slightly with the expansion of the universe.


Fault weaknesses, the center cannot hold for some geologic faults

Fault weaknesses, the center cannot hold for some geologic faults

Space & Earth / Earth Sciences

created Dec 16, 2009 | popularity 5 / 5 (4) | comments 0

Some geologic faults that appear strong and stable, slip and slide like weak faults. Now an international team of researchers has laboratory evidence showing why some faults that "should not" slip are weaker ...


NASA Calculates a Carbon Budget for California

Space & Earth / Environment

created Dec 16, 2009 | popularity 2.8 / 5 (9) | comments 6

(PhysOrg.com) -- While world organizations struggle to find a benchmark and tracking standards for greenhouse gas (GHG) emissions, NASA has been supporting California’s new carbon emissions inventory report, using its satellite ...


New planet discoveries suggest low-mass planets are common around nearby stars

New planet discoveries suggest low-mass planets are common around nearby stars (w/ Video)

Space & Earth / Astronomy

created Dec 14, 2009 | popularity 4.8 / 5 (18) | comments 14

(PhysOrg.com) -- An international team of planet hunters has discovered as many as six low-mass planets around two nearby Sun-like stars, including two "super-Earths" with masses 5 and 7.5 times the mass of ...


NASA tech zooms in on water and land

NASA tech zooms in on water and land

Space & Earth / Environment

created Dec 15, 2009 | popularity not rated yet | comments 0

In a pilot project that could help better manage the planet's strained natural resources, space-age technologies are helping a Washington state community monitor its water availability. NASA satellites and ...


Orion Launch Abort System Attitude Control Motor Lights Up Sky

Orion Launch Abort System Attitude Control Motor Lights Up Sky

Space & Earth / Space Exploration

created Dec 17, 2009 | popularity 4.7 / 5 (3) | comments 1

(PhysOrg.com) -- It looked like a light show in Elkton, Md., on Tuesday, Dec. 15, as NASA ground tested a full-scale attitude control motor, or ACM. The motor operated with precision as its elaborate eight-valve ...


US and Russian officials have different interpretations of the talks

US, Russia begin talks on cyberspace security: report

Technology / Internet

created Dec 13, 2009 | popularity not rated yet | comments 1

The United States has begun talks with Russia and a UN arms control committee about strengthening Internet security and limiting military use of cyberspace, The New York Times reported.


New research may help to clean drainage from abandoned mines

New research may help to clean drainage from abandoned mines

Space & Earth / Environment

created Dec 16, 2009 | popularity 4.8 / 5 (4) | comments 0

(PhysOrg.com) -- In a quiet green glen near Ashville, Pa., lies a rust-colored pond. A deep, rectangular hole in the ground, it somewhat resembles an Olympic-sized pool. Few people, however, would make the ...


David Mitchell

Decades-old dioxins pollute river, divide US community

Space & Earth / Environment

created Dec 13, 2009 | popularity 5 / 5 (2) | comments 0

The signs posted along Michigan's Tittabawassee River warning of dangerous dioxin levels don't really worry fisherman David Mitchell.


DNA of Jesus-era shrouded man in Jerusalem reveals earliest case of leprosy

DNA of Jesus-era shrouded man in Jerusalem reveals earliest case of leprosy

Other Sciences / Archaeology & Fossils

created Dec 16, 2009 | popularity 3.8 / 5 (13) | comments 9

The DNA of a 1st century shrouded man found in a tomb on the edge of the Old City of Jerusalem has revealed the earliest proven case of leprosy. Details of the research will be published December 16 in the ...



List of search results for ground state